More Top Quality Railway Power Supplies You Know You Can Rely On From Gresham Power Electronics

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The Melcher PSR & PSA series switching regulators by Bel Power are ideal converters for harsh environments, or applications where high reliability and efficiency are essential. Typical applications include railways, military, industrial, telecoms as well as more general transportation applications..

PSA Series

  • The Melcher PSR & PSA series switching regulators by Bel Power are ideal converters for harsh environments, or applications where high reliability and efficiency are essential. Typical applications include railways, military, industrial, telecoms as well as more general transportation applications.
  • Datasheet:

CQB75W8 Series

  • The CQB75W8 series of DC-DC converters have a wide (8:1) input voltage range of 9 to 75VDC (36VDC nominal) covering 12V, 24V and 48V battery systems, and have 3000VAC reinforced isolation as standard.
  • Datasheets:

S Series (ac)

ECS-100 Series

  • The Premium ECS-100 power supply/charger supplies regulated dc voltage (when the ac supply is present), and simultaneously charges the battery in a controlled manner, creating a 12V / 24V / 48V dc UPS.
  • Datasheet:

CQB100-110S Series

  • The CQB100W-110S series offers 100 watts of output power with high power density in an industry standard quarter-brick package. The CQB100W-110S series is wide (4:1) input voltage range of 43-160VDC and provides a precisely regulated output.
  • Datasheets:

CHB100-110S Series

  • The CHB100W-110S series offers 100 watts of output power with high power density in an industry standard half-brick package. The CHB100W-110S series is wide (3:1) input voltage range of 66-160VDC and provides a precisely regulated output.
  • Datasheets:

S Series (dc)

Q Series

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